Home / 133,575.52-184,331.79-73,145.05

Finding the Fourth Proportional to 133,575.52, 184,331.79 and 73,145.05

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Solution

The fourth proportional to 133,575.52, 184,331.79 and 73,145.05 is: 100,938.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,575.52 : 184,331.79 = 73,145.05 : x
  2. Step 2: Convert to fraction form
    133,575.52/184,331.79 = 73,145.05/x
  3. Step 3: Cross multiply
    133,575.52x = 184,331.79 × 73,145.05
  4. Step 4: Simplify right side
    133,575.52x = 13,482,957,996.14
  5. Step 5: Solve for x
    x = 13,482,957,996.14/133,575.52
  6. Step 6: Final answer
    x = 100,938.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.